package cn.wolfcode.luowowo.controller;

import cn.wolfcode.luowowo.domain.Destination;
import cn.wolfcode.luowowo.domain.Strategy;
import cn.wolfcode.luowowo.domain.Travel;
import cn.wolfcode.luowowo.domain.UserInfo;
import cn.wolfcode.luowowo.search.domain.DestinationEs;
import cn.wolfcode.luowowo.search.domain.StrategyEs;
import cn.wolfcode.luowowo.search.domain.TravelEs;
import cn.wolfcode.luowowo.search.domain.UserInfoEs;
import cn.wolfcode.luowowo.search.query.SearchQueryObject;
import cn.wolfcode.luowowo.search.service.*;
import cn.wolfcode.luowowo.search.vo.SearchResultVo;
import cn.wolfcode.luowowo.service.IDestinationService;
import cn.wolfcode.luowowo.service.IStrategyService;
import cn.wolfcode.luowowo.service.ITravelService;
import cn.wolfcode.luowowo.service.IUserInfoService;
import cn.wolfcode.luowowo.util.JsonResult;
import cn.wolfcode.luowowo.util.ParamMap;
import org.springframework.beans.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.domain.Page;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;

@RestController
public class EsDataSyncController {


    //es服务

    @Autowired
    private IDestinationEsService destinationEsService;
    @Autowired
    private IStrategyEsService strategyEsService;

    @Autowired
    private ITravelEsService travelEsService;

    @Autowired
    private IUserInfoEsService userInfoEsService;


    //mongodb服务
    @Autowired
    private IDestinationService destinationService;
    @Autowired
    private IStrategyService strategyService;
    @Autowired
    private ITravelService travelService;
    @Autowired
    private IUserInfoService userInfoService;

    @Autowired
    private ISearchService searchService;


    /**
     * MongoDB 数据同步到 Es 数据库
     * @return
     */
    @RequestMapping("/dataInit")
    public Object dataInit(){
        //攻略
        List<Strategy> sts = strategyService.list();
        for (Strategy st : sts) {
            StrategyEs es = new StrategyEs();
            BeanUtils.copyProperties(st, es);
            strategyEsService.save(es);
        }
        //游记
        List<Travel> ts = travelService.list();
        for (Travel t : ts) {
            TravelEs es = new TravelEs();
            BeanUtils.copyProperties(t, es);
            travelEsService.save(es);
        }

        //用户
        List<UserInfo> uf = userInfoService.list();
        for (UserInfo u : uf) {
            UserInfoEs es = new UserInfoEs();
            BeanUtils.copyProperties(u, es);
            userInfoEsService.save(es);
        }


        //目的地
        List<Destination> dests = destinationService.list();
        for (Destination d : dests) {
            DestinationEs es = new DestinationEs();
            BeanUtils.copyProperties(d, es);
            destinationEsService.save(es);
        }

        return "ok";

    }



    @GetMapping("/q")
    public Object search(SearchQueryObject qo){
        switch (qo.getType()){
            case  SearchQueryObject.TYPE_DEST :
                //目的地
                return searchDest(qo);
            case  SearchQueryObject.TYPE_STRATEGY :
                //攻略
                return searchStrategy(qo);
            case  SearchQueryObject.TYPE_TRAVEL :
                //游记
                return searchTravel(qo);
            case  SearchQueryObject.TYPE_USER :
                //用户
                return searchUser(qo);
            default:
                //全部
                return searchAll(qo);
        }
    }


    //目的地
    private Object searchDest(SearchQueryObject qo) {
        //1:通过关键字查询目的地是否存在
        Destination dest = destinationService.getByName(qo.getKeyword());
        SearchResultVo data = new SearchResultVo();
        if(dest != null){
            //2:存在: 查询指定目的地下的攻略, 游记, 用户 约定前5篇
            List<Strategy> sts = strategyService.getByDestName(qo.getKeyword());
            data.setTotal(sts.size() + data.getTotal());
            if(sts.size() > 5){
                sts = sts.subList(0,5);
            }
            List<Travel> ts = travelService.getByDestName(qo.getKeyword());
            data.setTotal(ts.size() + data.getTotal());
            if(ts.size() > 5){
                ts = ts.subList(0,5);
            }
            List<UserInfo> us = userInfoService.getByCity(qo.getKeyword());
            data.setTotal(us.size() + data.getTotal());
            if(us.size() > 5){
                us = us.subList(0,5);
            }
            data.setUsers(us);
            data.setStrategys(sts);
            data.setTravels(ts);
        }
        //3:不存在: 提示不存在
        return JsonResult.success(new ParamMap().put("result", data).put("dest", dest).put("qo", qo));
    }

    //攻略
    private Object searchStrategy(SearchQueryObject qo) {
        Page<Strategy> page = searchService.searchWithHighlight(StrategyEs.INDEX_NAME, StrategyEs.TYPE_NAME, Strategy.class, qo,
                "title", "subTitle", "summary");
        return JsonResult.success(new ParamMap().put("page", page).put("qo", qo));
    }

    //游记
    private Object searchTravel(SearchQueryObject qo) {
        Page<Travel> page = searchService.searchWithHighlight(TravelEs.INDEX_NAME, TravelEs.TYPE_NAME, Travel.class, qo,
                "title", "summary");
        return JsonResult.success(new ParamMap().put("page", page).put("qo", qo));
    }

    //用户
    private Object searchUser(SearchQueryObject qo) {
        Page<UserInfo> page = searchService.searchWithHighlight(UserInfoEs.INDEX_NAME, UserInfoEs.TYPE_NAME, UserInfo.class, qo,
                "city", "info");
        return JsonResult.success(new ParamMap().put("page", page).put("qo", qo));
    }

    //所有
    private Object searchAll(SearchQueryObject qo) {

        Page<Strategy> sts = searchService.searchWithHighlight(StrategyEs.INDEX_NAME, StrategyEs.TYPE_NAME, Strategy.class, qo,
                "title", "subTitle", "summary");
        Page<Travel> ts = searchService.searchWithHighlight(TravelEs.INDEX_NAME, TravelEs.TYPE_NAME, Travel.class, qo,
                "title", "summary");
        Page<UserInfo> us = searchService.searchWithHighlight(UserInfoEs.INDEX_NAME, UserInfoEs.TYPE_NAME, UserInfo.class, qo,
                "city", "info");
        Page<Destination> ds = searchService.searchWithHighlight(DestinationEs.INDEX_NAME, DestinationEs.TYPE_NAME, Destination.class, qo,
                "name", "info");

        SearchResultVo vo = new SearchResultVo();

        vo.setDests(ds.getContent());
        vo.setStrategys(sts.getContent());
        vo.setTravels(ts.getContent());
        vo.setUsers(us.getContent());

        vo.setTotal(sts.getTotalElements() + ts.getNumberOfElements() + us.getTotalElements() + ds.getTotalElements());

        return JsonResult.success(new ParamMap().put("result", vo).put("qo", qo));
    }
}
